#include <Led.h>

void Led_Disp(unsigned char addr,enable){
    static unsigned char temp = 0x00;
    static unsigned char temp_old = 0xff;

    if(enable)
        temp |= 0x01<<addr;
    else
        temp &= ~(0x01<<addr);
    
    if(temp != temp_old){
        P0 = ~temp;
        P2 = P2 & 0x1f | 0x80;
        P2 &= 0x1f;
        temp_old = temp;
    }
}